Home / 284,206.27-392,204.73-156,881.86

Finding the Fourth Proportional to 284,206.27, 392,204.73 and 156,881.86

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Solution

The fourth proportional to 284,206.27, 392,204.73 and 156,881.86 is: 216,497.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,206.27 : 392,204.73 = 156,881.86 : x
  2. Step 2: Convert to fraction form
    284,206.27/392,204.73 = 156,881.86/x
  3. Step 3: Cross multiply
    284,206.27x = 392,204.73 × 156,881.86
  4. Step 4: Simplify right side
    284,206.27x = 61,529,809,357.14
  5. Step 5: Solve for x
    x = 61,529,809,357.14/284,206.27
  6. Step 6: Final answer
    x = 216,497.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.